Dr. Nizar Zahi Nader MD

You may be a patient concerned about the symptoms of pneumonia or you may have a friend or relative with symptoms suggestive of pneumonia. There are no universal symptoms that apply to every individual. The symptoms will vary from person to person and depend on the specific situation of each and...

Cessation of Smoking and Medication UseThe first goal for patients with COPD who smoke is to get the patient to quit smoking. When a patient with COPD stops smoking, breathing will not be as difficult as it has been while the patient was smoking. Moreover, even if the patient is diligently taking...

Pulse oximeters measure the pulse rate of an individual, which is usually marked by a small heart. This is the first number that appears while using a pulse oximeter.  It also measures the proportion of oxygenated hemoglobin in the blood within pulsating vessels. This determines the level of oxygen...

Croup is a very common respiratory infection in children, but it can also occur in adults. It can occur at any point and is quite infectious since the virus is often being dispersed through the air, which causes the infection to spread to others. Although rare, croup can also be caused by bacterial...

Cystic fibrosis is a serious and debilitating illness that is lifelong, affecting people often from infancy. What some people may not realize is how difficult it may be for children to understand what is happening to their body.Most small children with the disease have gone through more difficult...

What Is Atelectasis?Atelectasis is a complete or partial collapse of the lung or lobe of a lung. This medical condition develops when the tiny sacs, known as alveoli, present within the lung become deflated.This is a breathing complication which often occurs after surgery. Apart from surgery, it is...